First, the protection of finished products, mainly plastic window seams and radiators, to prevent shovel spalling caused by the wall after the garbage is not easy to clean. Second, dig the wall, you can do a slight water experiment, test the original coating adhesion is qualified, carefully observe whether there is no small cracks, the vast majority of the walls have been tested on a word: shovel! Third, the wall is closed 801 glue again, the purpose is to enhance the bond between the putty and the wall. If you encounter an old house, you can brush the interface agent to increase the insurance factor. Fourth, the yin and yang angle treatment, all the yin and yang angle after the "elastic line", with gypsum powder and white latex modulation gypsum putty all look straight. Under normal circumstances, plaster line is not recommended. Fifth, the wall leveling, first check the wall for "empty drum" (knock, listen to sound judgment), and then use a slightly longer aluminum ruler check the top and wall depressions, marking, with plaster Putty flat. 6. Formally scrape the putty. After the plaster putty dries out, apply the putty three times (each pass must be completely dry). There are two methods to test whether the putty is dry: firstly, observe whether the color is consistent; and then see if there is any phenomenon of “sticky sandpaper†when polishing. Seven, strong light oblique polished, the top available 360 ​​sandpaper, the wall is best to use 500 or 500 or more. Eight, brush one, after the wall surface dust treatment, you can brush the first time the wall paint (the first time adjustable thinning, second, three times thicker). Nine, looking for compensation, strong light obliquely, looking for compensation, the second grinding. Looks good on the wall, once brushed over the wall paint, small flaws immediately revealed no doubt, so must be brushed again, after the second seeking repair, polished, in order to have good results. Ten, brushing two, inspection is complete, brushing the second and third times the wall paint. Paint coating buy three trees paint heat house window aluminum alloy
In pharmaceutical, electronics or food industry, there are many clean rooms which need avoid dust and particles in the air. Clean room doors and windows are special designed for such areas. Clean room doors can be manual swing type or automatic sliding type. Material to make the clean room door can be galvanized steel or stainless steel. Clean room windows can be customized as the clean room wall panel thickness.
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